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Core: ARM 32-bit Cortex?-M0 CPU, frequency up to 48 MHz ■ Memories – 16 to 64 Kbytes of Flash memory – 8 Kbytes of SRAM with HW parity checking ■ CRC calculation unit ■ Reset and power management – Voltage range: 2.0 V to 3.6 V – Power-on/Power down reset (POR/PDR) – Programmable voltage detector (PVD) – Low power modes: Sleep, Stop, Standby – VBAT supply for RTC and backup registers ■ Clock management – 4 to 32 MHz crystal oscillator – 32 kHz oscillator for RTC with calibration – Internal 8 MHz RC with x6 PLL option – Internal 40 kHz RC oscillator ■ Up to 55 fast I/Os – All mappable on external interrupt vectors – Up to 36 I/Os with 5 V tolerant capability ■ 5-channel DMA controller ■ 1 × 12-bit, 1.0 μs ADC (up to 16 channels) – Conversion range: 0 to 3.6V – Separate analog supply from 2.4 up to 3.6 ■ One 12-bit D/A converter ■ Two fast low-power analog comparators with programmable input and output ■ Up to 18 capacitive sensing channels supporting touchkey, linear and rotary touch sensors ■ Up to 11 timers – One 16-bit 7-channel advanced-control timer for 6 channels PWM output, with deadtime generation and emergency stop – One 32-bit and one 16-bit timer, with up to 4 IC/OC, usable for IR control decoding